<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
    <meta name="description" content="Change the order in which DataSources draw ground primitives">
    <meta name="cesium-sandcastle-labels" content="DataSources">
    <title>Cesium Demo</title>
    <script type="text/javascript" src="../Sandcastle-header.js"></script>
    <script type="text/javascript" src="../../../Build/CesiumUnminified/Cesium.js" nomodule></script>
    <script type="module" src="../load-cesium-es6.js"></script>
</head>
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
<style>
    @import url(../templates/bucket.css);
</style>
<div id="cesiumContainer" class="fullSize"></div>
<div id="loadingOverlay"><h1>Loading...</h1></div>
<div id="toolbar"></div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
    'use strict';
//Sandcastle_Begin
var czml1 = [{
    'id' : 'document',
    'name' : 'CZML Geometries: Rectangle',
    'version' : '1.0'
}, {
    'rectangle' : {
        'coordinates' : {
            'wsenDegrees' : [-120, 40, -110, 50]
        },
        'fill' : true,
        'material' : {
            'solidColor' : {
                'color': {
                    'rgba' : [255, 0, 0, 255]
                }
            }
        }
    }
}, {
    'rectangle' : {
        'coordinates' : {
            'wsenDegrees' : [-110, 40, -100, 50]
        },
        'fill' : true,
        'material' : {
            'solidColor' : {
                'color': {
                    'rgba' : [0, 0, 255, 255]
                }
            }
        }
    }
}];

var czml2 = [{
    'id' : 'document',
    'name' : 'CZML Geometries: Rectangle',
    'version' : '1.0'
}, {
    'rectangle' : {
        'coordinates' : {
            'wsenDegrees' : [-120, 45, -110, 55]
        },
        'fill' : true,
        'material' : {
            'solidColor' : {
                'color': {
                    'rgba' : [255, 255, 0, 255]
                }
            }
        }
    }
}, {
    'rectangle' : {
        'coordinates' : {
            'wsenDegrees' : [-110, 45, -100, 55]
        },
        'fill' : true,
        'material' : {
            'solidColor' : {
                'color': {
                    'rgba' : [0, 255, 255, 255]
                }
            }
        }
    }
}];

var viewer = new Cesium.Viewer('cesiumContainer');
var promise1 = Cesium.CzmlDataSource.load(czml1);
viewer.dataSources.add(promise1);
var promise2 = Cesium.CzmlDataSource.load(czml2);
viewer.dataSources.add(promise2);

Sandcastle.addToolbarButton('Swap', function() {
    Cesium.when.all([promise1, promise2])
    .then(function(results) {
        var ds1 = results[0];
        var ds2 = results[1];
        if (viewer.dataSources.indexOf(ds1) === 0) {
            viewer.dataSources.raise(ds1);
        } else {
            viewer.dataSources.lower(ds1);
        }
    });
});//Sandcastle_End
    Sandcastle.finishedLoading();
}
if (typeof Cesium !== 'undefined') {
    window.startupCalled = true;
    startup(Cesium);
}
</script>
</body>
</html>
